diff --git a/winsup/cygwin/sigproc.cc b/winsup/cygwin/sigproc.cc
index 81b6c3169..b67eccf4d 100644
--- a/winsup/cygwin/sigproc.cc
+++ b/winsup/cygwin/sigproc.cc
@@ -760,7 +760,7 @@ sig_send (_pinfo *p, siginfo_t& si, _cygtls *tls)
   if (wait_for_completion)
     {
       sigproc_printf ("Waiting for pack.wakeup %p", pack.wakeup);
-      rc = WaitForSingleObject (pack.wakeup, WSSC);
+      rc = cygwait (pack.wakeup, WSSC);
       ForceCloseHandle (pack.wakeup);
     }
   else